CN108656499A - The end enclosure structure of IV type gas cylinders and liner forming method - Google Patents
The end enclosure structure of IV type gas cylinders and liner forming method Download PDFInfo
- Publication number
- CN108656499A CN108656499A CN201810372711.XA CN201810372711A CN108656499A CN 108656499 A CN108656499 A CN 108656499A CN 201810372711 A CN201810372711 A CN 201810372711A CN 108656499 A CN108656499 A CN 108656499A
- Authority
- CN
- China
- Prior art keywords
- metal
- sealing ring
- parison
- inserts
- liner
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/02—Combined blow-moulding and manufacture of the preform or the parison
- B29C49/04—Extrusion blow-moulding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/20—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor of articles having inserts or reinforcements ; Handling of inserts or reinforcements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/42—Component parts, details or accessories; Auxiliary operations
- B29C49/4273—Auxiliary operations after the blow-moulding operation not otherwise provided for
- B29C49/4278—Cutting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/28—Shaping operations therefor
- B29C70/30—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/20—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor of articles having inserts or reinforcements ; Handling of inserts or reinforcements
- B29C2049/2017—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor of articles having inserts or reinforcements ; Handling of inserts or reinforcements outside the article
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/712—Containers; Packaging elements or accessories, Packages
- B29L2031/7158—Bottles
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Composite Materials (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The present invention relates to a kind of end enclosure structures of IV types gas cylinder and liner forming method, the described method comprises the following steps：1）Two pieces of metal inserts above and below manipulator clamping are placed in corresponding position in mold, and blank squeezes out, and blank lower end passes through the pole hole of upper and lower two pieces of metal inserts；2）Mold is closed, and 3）Parison blow molding terminates, and carries out mould inside Convective heat tranfer cooling, is cooled to proper temperature, molds, parison of the removal with inserts, excision blowing overlap, subsequent cooling and shaping 4）Parison after cooling and shaping is placed on rack and is fixed, the false head of blowing is cut off with blade；5）Metal end is assembled, metal end with metal insert using being threadedly coupled, for torque spanner put forth effort by the groove of metal termination neck, and 6）Fiber is wound.The technical solution solves the problems, such as that extrusion-blown modling parison cannot pass through metal insert pole hole, while the process of Project Realization is proposed for the structure, to effectively play the advantage of extrusioning blowing process.
Description
Technical field
The present invention relates to a kind of forming method, a kind of end enclosure structure of IV types gas cylinder and liner molding side are related in particular to
Method belongs to fuel tank molding structure component technology field.
Background technology
The liner of type III gas cylinder is molded by aluminum alloy rotary, and feature is seamless, but weight is big.Fuel cell car
Requirement for weight is very high, it is desirable to be able to mitigate the weight of gas cylinder, then IV types gas cylinder just has advantage outstanding, because
Its liner is made of plastics, lighter in weight.But plastic inner lining is also there are two important difficult point, the first forming method,
Second sealing performance.
About plastic inner lining forming method there are mainly two types of：Rotational moulding and blowing.Rotational molding technique is simple, but efficiency is very
Low, it is difficult to meet the beat of auto industry metaplasia production, one time blow molding inner lining process is complex, and sealing structure is more difficult to be examined
Consider, but production efficiency is very high.Both techniques have respective merits and demerits, those skilled in the art to have attempted to
Meet sealing performance, and the technique that production efficiency is high, but the program is never realized.
Invention content
The present invention exactly for the technical problems in the prior art, provide a kind of end enclosure structure of IV types gas cylinder with it is interior
Forming method is served as a contrast, which mainly solves the problems, such as that extrusion-blown modling parison cannot pass through metal insert pole hole, same to hour hands
The process of Project Realization is proposed to the structure, to effectively play the advantage of extrusioning blowing process.
To achieve the goals above, technical scheme is as follows, a kind of end enclosure structure of IV types gas cylinder and liner at
Type method, which is characterized in that the described method comprises the following steps：
1）Two pieces of metal inserts above and below manipulator clamping are placed in corresponding position in mold, and blank squeezes out, and blank lower end passes through upper
The pole hole of lower two pieces of metal inserts；
2）Mold is closed；
3）Bottom blow needle seat gas supply, blows a parison, and parison blowing label mould terminates, and it is false that the blow needle in the blow needle hole of upper end punctures blowing
Head forms a gas channel inside parison, and blow needle seat and upper end blow needle hole carry out mould inside Convective heat tranfer cooling, cold
But proper temperature is arrived, is molded, parison of the removal with inserts, excision blowing overlap, subsequent cooling and shaping；
4）Parison after cooling and shaping is placed on rack and is fixed, the false head of blowing is cut off with blade；
5）Metal end is assembled, metal end with metal insert using being threadedly coupled, for torsion pull by the groove of metal termination neck
Hand is puted forth effort, and the cone structure of end cap provides sealing normal pressure for contact surface, ensure that good leakproofness；
6）Fiber is wound.To the end of metal parts assembles, one layer of resin is coated on liner assembly surface, for improving surface matter
Amount and and fiber bonding strength.Liner assembly is fixed on wrapping machine, the carbon fiber or carbon fiber of resin are infiltrated in winding
Prepreg tape, the intensity after winding meet the operating pressure of gas cylinder, and carbon fiber outer layer winds a small amount of glass fibre, for protecting internal layer
Carbon fiber layer.The present invention describes the process implementation method of a blow molding liner, it can be achieved that liner wall surface does not have Hough line,
Structural integrity, high-low pressure reversed fatigue failure risk is small, and the sealing structure of gas cylinder uses conical surface sealing structure, simple and effective.Gold
It is half built-in to belong to the combination of plastic inner lining, simple in structure, ensure that and is not relatively moved between metal and plastics,
It is easy to blow molding.
As an improvement of the present invention, the step 2）Middle mold is closed, and specific as follows, parison forms closed cavity,
Upper and lower blow needle is pierced into parison, and high pressure gas is blown into parison, so that parison is pasted mould, plastics is squeezed into the groove of inserts, this is
The method of plastic wraps metal enhancing connection.Metal insert offers radial groove in the one side with plastic contacts, after being
Phase Screw assembly provides torque, and upper end inserts under the influence of air pressure, will not fall, and to which manipulator exits, waits in next step
Instruction.
As an improvement of the present invention, the step 5）Three seal structures, packet are provided in middle assembly metal end
The first sealing ring, the second sealing ring and third sealing ring are included, first sealing ring and the setting of the second sealing ring are embedding in metal
The side of part, double shielding gas do not leak, and the third sealing ring is arranged in the company with metal end above metal insert
Place is met, prevents external resin etc. from flowing into thread pitch.After the completion of end cap assembly, the liner total performance of gas cylinder has completely
Shape.
Using the molding inner lining structure of the above method, including metal end, metal insert, plastic inner lining and sealing group
Part is provided with seal assembly, plastic inner lining is provided with below the metal insert between the metal insert and metal end,
Fibre reinforced layer is wound with around the metal end.Metal insert constitutes whole end socket, end socket with metal end
Good rigidity, advantageously reduce the carbon fiber dosage of seal head section, metal insert is partly wrapped up it by plastic inner lining using blow molding process
In, the binding force of liner and metalwork is increased, liner can be made by multilayered structure using blow molding process, for obstructing small point
Sub- gas.
As an improvement of the present invention, the seal assembly includes that the first sealing ring, the second sealing ring and third are close
Seal, the first and second sealing ring cross sectional shapes are provided in round, and material uses rubber, the cross sectional shape of the third sealing ring
It is set as rectangle, material is rubber or silicones.
Compared with the existing technology, advantages of the present invention is as follows：Overall construction design of the present invention is ingenious, which uses
Conical surface seal, it is simple, reliable, and the Hough line formed when Guan Bi mould reduces the risk of failure not in products, system
Technique is made to be easily achieved.Metal insert is among plastic inner lining and carbon fiber composite bed, is reduced under alternating pressure in plastics
The risk that lining falls off with metal insert.Metal insert is thick and heavy, and flange breadth is larger, and rigidity is stronger, allows carbon fiber composite bed end socket
Position distortions are smaller, effective protection end position be not bullied compression swelling influence.
Description of the drawings
Fig. 1 is step 1 status diagram；
Fig. 2 is step 2 status diagram；
Fig. 3 is step 3 status diagram；
Fig. 4 is step 4 status diagram；
Fig. 5 is step 5 status diagram；
Fig. 6 is overall structure of the present invention.
In figure：1, metal end, 2, metal insert, 3, carbon fiber composite bed, 4, plastic inner lining, the 5, first sealing ring, 6,
Second sealing ring, 7, third sealing ring, 8, mold, 9, blow needle hole, 10, manipulator, 11, extrusion plastic parison, 12, blow needle seat,
13, it is blow molded overlap, 14, the false head of blowing, 15, pole hole.
Specific implementation mode
In order to deepen the understanding of the present invention and recognize, the present invention is made into one with reference to the accompanying drawings and detailed description
Step description and introduction.
Embodiment 1：Referring to Fig. 6, a kind of gas cylinder head lining structure, including metal end 1, metal insert 2, plastic inner lining
4 and seal assembly, seal assembly, the lower section of the metal insert 2 are provided between the metal insert 2 and metal end 1
It is provided with plastic inner lining 4, carbon fiber composite bed 3 is wound with around the metal end.1 group of metal insert 2 and metal end
At whole end socket, the good rigidity of end socket advantageously reduces the carbon fiber dosage of seal head section, and plastic inner lining uses blow molding process
Metal insert half is wrapped up wherein, the binding force of liner and metalwork is increased, liner can be made using blow molding process more
Layer structure, for obstructing micro-molecular gas.
Embodiment 2：Referring to Fig. 6, as an improvement of the present invention, the seal assembly includes the first sealing ring 5, second
Sealing ring 6 and third sealing ring 7, the first and second sealing ring cross sectional shapes are provided in round, and material uses rubber, and described the
The cross sectional shape of three sealing rings is set as rectangle, and material is rubber or silicones.First sealing ring and the second sealing ring
It is arranged in the side of metal end, with screwing for metal end, sealing ring is compressed；Double shielding gas does not leak, described
The junction with metal end is arranged above metal insert in third sealing ring, prevents the first sealing ring and the second sealing ring from losing
Effect, while preventing external resin etc. and flowing into thread pitch.After the completion of end cap assembly, the liner total performance of gas cylinder has completely
Shape.Metalwork can be steel or aluminium alloy, and sealing ring material can be rubber, silicones etc..
Embodiment 3：Referring to Fig. 1-Fig. 5, a kind of end enclosure structure of IV types gas cylinder and liner forming method, the method includes
Following steps：
1）Two pieces of metal inserts above and below manipulator clamping are placed in corresponding position in mold, and blank squeezes out, and blank lower end passes through upper
The pole hole of lower two pieces of metal inserts；
2）Mold is closed.
3）Bottom blow needle seat gas supply, blows a parison, parison blowing label mould terminates, and the blow needle in the blow needle hole of upper end punctures blowing
False head forms a gas channel inside parison, and blow needle seat and upper end blow needle hole carry out mould inside Convective heat tranfer cooling,
It is cooled to proper temperature, is molded, parison of the removal with inserts, excision blowing overlap, subsequent cooling and shaping；
4）Parison after cooling and shaping is placed on rack and is fixed, the false head of blowing is cut off with blade；
5）Metal end is assembled, metal end with metal insert using being threadedly coupled, for torsion pull by the groove of metal termination neck
Hand is puted forth effort, and the cone structure of end cap provides sealing normal pressure for contact surface, ensure that good leakproofness.
6）Fiber is wound.To the end of metal parts assembles, one layer of resin is coated on liner assembly surface, for improving table
Face quality and and fiber bonding strength.Liner assembly is fixed on wrapping machine, the carbon fiber or carbon of resin are infiltrated in winding
Fiber prepreg tape, the intensity after winding meet the operating pressure of gas cylinder, and carbon fiber outer layer winds a small amount of glass fibre, for protecting
Internal layer carbon fiber layer.The present invention describes the process implementation method of a blow molding liner, it can be achieved that liner wall surface is not breathed out
Husband's line, structural integrity, high-low pressure reversed fatigue failure risk is small, and the sealing structure of gas cylinder uses conical surface sealing structure, simply has
Effect.The combination of metal and plastic inner lining is half built-in, simple in structure, ensure that and does not occur between metal and plastics relatively
It is mobile, it is easy to blow molding.
The step 2）Middle mold is closed, specific as follows, and parison forms closed cavity, and upper and lower blow needle is pierced into parison, to type
It is blown into high pressure gas in base, so that parison is pasted mould, plastics is squeezed into the groove of inserts, this is the enhancing connection of plastic wraps metal
Method.Metal insert offers radial groove in the one side with plastic contacts, and torque, upper end are provided for later stage Screw assembly
Inserts under the influence of air pressure, will not fall, and to which manipulator exits, wait for and instructing in next step.
The step 5）Three seal structures, including the first sealing ring, the second sealing are provided in middle assembly metal end
Circle and third sealing ring, first sealing ring and the second sealing ring are arranged in the side of metal insert, double shielding gas
It does not leak, the third sealing ring is arranged in the junction with metal end above metal insert, prevents the streams such as external resin
Enter thread pitch.After the completion of end cap assembly, the liner total performance of gas cylinder has complete shape.
It should be noted that above-described embodiment is only presently preferred embodiments of the present invention, there is no for the purpose of limiting the invention
Protection domain, protection scope of the present invention are subject to claims.
Claims (5)
1. a kind of end enclosure structure of IV types gas cylinder and liner forming method, which is characterized in that the described method comprises the following steps：
1）Two pieces of metal inserts above and below manipulator clamping are placed in corresponding position in mold, and blank squeezes out, and blank lower end passes through upper
The pole hole of lower two pieces of metal inserts；
2）Mold is closed,
3）Parison blow molding terminates, and carries out mould inside Convective heat tranfer cooling, is cooled to proper temperature, molds, and removal carries
The parison of inserts, excision blowing overlap, subsequent cooling and shaping
4）Parison after cooling and shaping is placed on rack and is fixed, the false head of blowing is cut off with blade；
5）Metal end is assembled, metal end with metal insert using being threadedly coupled, for torsion pull by the groove of metal termination neck
Hand is puted forth effort, and the cone structure of end cap provides sealing normal pressure for contact surface, ensure that good leakproofness；
6）Fiber is wound, and to the end of metal parts assembles, one layer of resin is coated on liner assembly surface, for improving surface quality
With with fiber bonding strength, liner assembly is fixed on wrapping machine, in winding infiltrate resin carbon fiber or carbon fiber it is pre-
Band is soaked, the intensity after winding meets the operating pressure of gas cylinder, and carbon fiber outer layer winds a small amount of glass fibre, for protecting internal layer carbon
Fibrous layer.
2. the end enclosure structure of IV types gas cylinder according to claim 1 and liner forming method, which is characterized in that the step
Rapid 2）Middle mold is closed, specific as follows, and parison forms closed cavity, and upper and lower blow needle is pierced into parison, high pressure gas is blown into parison
Body makes parison paste mould, plastics is squeezed into the groove of inserts, this is the method for plastic wraps metal enhancing connection, metal insert
Radial groove is offered in the one side with plastic contacts, provides torque for later stage Screw assembly, upper end inserts is in air pressure
It under effect, will not fall, to which manipulator exits, wait for and instructing in next step.
3. the end enclosure structure of IV types gas cylinder according to claim 2 and liner forming method, which is characterized in that the step
Rapid 5）Three seal structures, including the first sealing ring, the second sealing ring and third sealing are provided in middle assembly metal end
Circle, first sealing ring and the second sealing ring are arranged in the side of metal end, with screwing for metal end, sealing ring quilt
Compression；Double shielding gas does not leak, and the junction with metal end is arranged above metal insert in the third sealing ring, when
After the completion of end cap assembly, the liner total performance of gas cylinder has complete shape.
4. using claim 1-3 the methods prepare inner lining structure, which is characterized in that including metal end, metal insert,
Plastic inner lining and seal assembly are provided with seal assembly between the metal insert and metal end, the metal insert
Lower section is provided with plastic inner lining, and fibre reinforced layer is wound with around the metal end.
5. inner lining structure according to claim 4, which is characterized in that the seal assembly includes the first sealing ring, second
Sealing ring and third sealing ring, the first and second sealing ring cross sectional shapes are provided in round, and material uses rubber, the third
The cross sectional shape of sealing ring is set as rectangle, and material is rubber or silicones.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810372711.XA CN108656499B (en) | 2018-04-24 | 2018-04-24 | End socket structure of IV-type gas cylinder and lining forming method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810372711.XA CN108656499B (en) | 2018-04-24 | 2018-04-24 | End socket structure of IV-type gas cylinder and lining forming method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108656499A true CN108656499A (en) | 2018-10-16 |
| CN108656499B CN108656499B (en) | 2020-06-16 |
Family
ID=63780931
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810372711.XA Active CN108656499B (en) | 2018-04-24 | 2018-04-24 | End socket structure of IV-type gas cylinder and lining forming method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108656499B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110901024A (en) * | 2019-12-18 | 2020-03-24 | 广州小大包装有限公司 | Cosmetic bottle, clamp of cosmetic bottle and manufacturing method of cosmetic bottle |
| CN113085141A (en) * | 2021-04-13 | 2021-07-09 | 沧州市永高农牧机械科技有限公司 | Integrally-formed quantitative cup and blow molding method of shell of integrally-formed quantitative cup |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0784184A2 (en) * | 1996-01-11 | 1997-07-16 | ESSEF Corporation | Filament wound pressure vessel having a reinforced access opening |
| CN1196462A (en) * | 1997-04-15 | 1998-10-21 | 中国航天工业总公司第四研究院第四十三研究所 | Full compound material gas cylinder for vehicle use compressed natural gas and manufacturing method thereof |
| CN102218810A (en) * | 2010-02-26 | 2011-10-19 | 通用汽车环球科技运作有限责任公司 | Method for producing a liner of a vessel |
| CN105465597A (en) * | 2014-08-12 | 2016-04-06 | 上海空间推进研究所 | 100 L carbon fiber wrapped aluminum-lined composite cylinder and manufacture method thereof |
-
2018
- 2018-04-24 CN CN201810372711.XA patent/CN108656499B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0784184A2 (en) * | 1996-01-11 | 1997-07-16 | ESSEF Corporation | Filament wound pressure vessel having a reinforced access opening |
| CN1196462A (en) * | 1997-04-15 | 1998-10-21 | 中国航天工业总公司第四研究院第四十三研究所 | Full compound material gas cylinder for vehicle use compressed natural gas and manufacturing method thereof |
| CN102218810A (en) * | 2010-02-26 | 2011-10-19 | 通用汽车环球科技运作有限责任公司 | Method for producing a liner of a vessel |
| CN105465597A (en) * | 2014-08-12 | 2016-04-06 | 上海空间推进研究所 | 100 L carbon fiber wrapped aluminum-lined composite cylinder and manufacture method thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110901024A (en) * | 2019-12-18 | 2020-03-24 | 广州小大包装有限公司 | Cosmetic bottle, clamp of cosmetic bottle and manufacturing method of cosmetic bottle |
| CN113085141A (en) * | 2021-04-13 | 2021-07-09 | 沧州市永高农牧机械科技有限公司 | Integrally-formed quantitative cup and blow molding method of shell of integrally-formed quantitative cup |
| CN113085141B (en) * | 2021-04-13 | 2024-04-12 | 沧州市永高农牧机械科技有限公司 | Integrated quantitative cup and shell blow molding method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108656499B (en) | 2020-06-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106863863A (en) | A kind of fiber winds the manufacture method of plastic inner container composite cylinder entirely | |
| CN108656499A (en) | The end enclosure structure of IV type gas cylinders and liner forming method | |
| CN102840440B (en) | Plastic liner wound cylinder and manufacturing process | |
| CN105235239B (en) | A kind of moulding process of carbon fiber antenna back frame or antenna support arm | |
| CN114935104B (en) | Manufacturing method of ultrathin carbon fiber fully-wound hydrogen storage cylinder | |
| CN106891546A (en) | A kind of forming method for becoming wall thickness composite skirt | |
| CN115405849A (en) | IV-type hydrogen storage cylinder end sealing structure and preparation method thereof | |
| CN116379334A (en) | Sealing structure of valve seat of plastic liner and forming process thereof | |
| CN106738561B (en) | Subsonic speed defiber single shaft gimbaled nozzle jet pipe flexibility blanking cover forming method and mold | |
| CN208397697U (en) | Wind the converter of plastic inner container bottle mouth of gas cylinder entirely for fiber | |
| CN112902008A (en) | High-molecular resin metal gas cylinder with anti-drop lining and preparation method thereof | |
| CN108832156A (en) | A kind of lightweight anticollision carries hydrogen tank and preparation method | |
| CN208237467U (en) | The bottleneck structure of the plastic inner container of the full wound form composite cylinder of fiber | |
| JPH10141594A (en) | Liner mold for high pressure container | |
| CN115401927A (en) | Plastic inner container of gas cylinder with embedded metal sealing element and preparation method of plastic inner container | |
| CN105729842A (en) | Forming process and device for composite LPG gas cylinder | |
| CN207364639U (en) | A kind of nonmetallic liner winds composite cylinder entirely | |
| CN110847241A (en) | Cover plate of nodular cast iron composite SMC material and manufacturing method thereof | |
| CN110299598A (en) | A kind of aramid fiber covering-paper honeycomb interlayer barrel shell structure and its preparation method and application | |
| CN110239111A (en) | A kind of composite material tube body and connector integrated molding method | |
| CN206633281U (en) | A kind of preparation frock for becoming wall thickness composite skirt | |
| CN103991145A (en) | Hockey stick performed product and hockey stick manufacturing method | |
| JP5195307B2 (en) | Injection molding apparatus and injection molding method | |
| CN107901448A (en) | The compound skirt cure under pressure method of major diameter | |
| CN107351835A (en) | A kind of fiber winding enhancing full plastic automobile brake apparatus gas receiver |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230625 Address after: 475000 North Weidu road and West 10th Street, Kaifeng City, Henan Province Patentee after: YAPP AUTOMOTIVE PARTS (KAIFENG) Co.,Ltd. Address before: 225009 No. 508 Jiangnan Road, Yangzhou, Jiangsu Patentee before: YAPP AUTOMOTIVE PARTS Co.,Ltd. |
|
| TR01 | Transfer of patent right |